Rare Vintage Longines Flagship Manual Winding – Blue Dial – Ref. 4009 1 ​Description: Up for sale is a beautiful and elegant vintage Longines Flagship from my personal collection. Apart from the leather strap, the timepiece is fully original, featuring its authentic signed crown and signed buckle. ​Specifications & Condition: ​Dial: Stunning, original blue dial with a vertical brushed texture. It features light, non-distracting, honest vintage patina that adds to its authentic character (completely untouched, original factory dial). ​Case: Sharp stainless steel square/rectangular case (Ref. 4009 1 / Acier Inox) in great vintage condition. ​Movement: Authentic Longines Calibre 528 manual-winding movement, 17 jewels, Swiss Made. It winds smoothly and keeps good vintage time. ​Crown: Original signed Longines crown. ​Buckle: Original vintage signed Longines steel buckle. ​Strap: Aftermarket black leather strap (fitted with the original Longines buckle). ​Dimensions: ​Case Width: 30 mm (excluding crown) ​Lug-to-Lug: 36.4 mm ​Lug Width: 18 mm ​A rare configuration with the highly sought-after factory blue dial. Every detail, including the movement serial number (16354303) and inner case back stamps, has been clearly photographed for transparency.